Rotating Rack for Raman Spectrum Detector Efficiency

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Solution Overview

Problem

Existing Raman spectrometers have complex operations and low test efficiency, making them inefficient for determining material compositions and other applications.

Innovation Solution

A sample rotating rack with a cylindrical rotating body and ring sleeve sample carriers around its circumference, allowing for easy insertion and rotation of test tubes, combined with a Raman spectrum detector featuring a laser, spectrum analyzer, and a rotating table for efficient optical analysis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional Raman spectrometer operations are used, then material composition determination can be achieved, but the operation process is complex and test efficiency is low

Engineering Contradiction:
Improvetest efficiencyVSAvoidoperation complexity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The sample detection process is segmented into multiple positions around the rotating rack circumference. Multiple samples can be positioned at different angular locations and sequentially or simultaneously detected by the laser and spectrum analyzer, enabling parallel processing and improving overall test efficiency

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The sample rack is designed to rotate, allowing dynamic positioning of multiple samples relative to the fixed laser and spectrum analyzer. This rotational mechanism enables automated sequential detection of multiple samples without manual intervention for each sample, simplifying operations and improving productivity

Inventive Principle:
Principle #15Dynamics

2Quantity of substance

If multiple samples are tested sequentially with manual loading, then comprehensive analysis is achieved, but time consumption increases and efficiency decreases

Engineering Contradiction:
Improvenumber of samples testedVSAvoidtime consumption
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

Multiple samples are pre-positioned at different angular positions on the rotating rack before detection begins. This preliminary arrangement allows the system to automatically cycle through all samples without requiring manual loading between detections, significantly reducing time consumption while maintaining the ability to test multiple samples

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The rotating rack enables continuous detection operation by maintaining samples in constant rotational motion through the detection zone. The laser and spectrum analyzer continuously acquire data from passing samples, eliminating idle time between sample measurements and maximizing the utilization of detection resources

Inventive Principle:
Principle #20Continuity of useful action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution simplifies operations and significantly improves test efficiency by allowing multiple samples to be tested quickly and conveniently, reducing the need for manual loading and unloading and enhancing the automation of the testing process.

Implementation Method 1

a laser, a spectrum analyzer, a Raman probe, a rotating table

Methodology Applied
Scientific EffectLaser: Laser

Implementation Method 2

Raman scattering, also known as a Raman effect, refers to scattering in which a frequency of incident light changes due to an interaction with a motion of molecules of a medium

Methodology Applied
Scientific EffectRaman scattering: Scattering

Data Source

PatentUS11971358B2Sample rotating rack and Raman spectrum detector
Publication Date: 2024.04.30 ACADEMY OF MILITARY MEDICAL SCIENCES
  • US11971358B2 patent drawing
  • US11971358B2 patent drawing
  • US11971358B2 patent drawing

AI summary

A sample rotating rack and a Raman spectrum detector are provided. The sample rotating rack comprises a rotating body and a plurality of sample carriers provided thereon, distributed around the circumference of the rotating body and able to be irradiated by light rays at the periphery of the rotating body. The Raman spectrum detector comprises a laser, a spectrum analyzer, a Raman probe, a rotating table and a sample rotating rack; the sample rotating rack is arranged on the rotating table, the Raman probe is arranged at the periphery of the sample rotating rack, and the Raman probe is electrically connected to the laser and the spectrum analyzer respectively; and the laser is used for emitting excitation light by means of the Raman probe, and the Raman probe can receive Raman scattered light and return same to the spectrum analyzer.